Ok, so I have a dedicated server with the static primary IP address 89.200.xx.xx, it's running 3 VM's in virtualbox (all Centos 6 as is the server) and I have 3 other IP's that I want to assign to the ...

In this scenario, I have a machine that boots its root volume off of iSCSI, and it only has a single network interface. If network configuration is done the normal way, then taking the interface down ...

I am facing some problems that the eth0 on lxc container does not work. I already tried
Bridging LXC containers to host eth0 so they can have a public IP, but it does not help.
On my host (Ubuntu on ...

I have an eth3 interface in a linux router, with an adsl modem. This adsl modem is in bridged mode, so the public IP is assigned to eth3 (say 11.22.33.44), and the modem is just not seen by my server.
...

I connected my router and DSL Router (in bridged mode) together like this:
(click for full image)
Strange setup, I know. :) The reason was I wanted my DSL router to continue to work as a switch and ...

I'm trying to set up a WiFi link between two buildings. On one side I've got a regular SoHo (network A) router (Linksys EA4500) and on the other side I've got an Alfa AWUS036H (network B) connected ...

I am in the process of doing some thesis research about using ebtables and iptables on a KVM host to perform on-the-fly firewall restrictions to KVM guest VM's.
Here is the problem:
I have a bridge ...

I have set up a bridge on an interface em1 and connected 4 vms to the bridge. I disabled stp on the bridge. There is no chance of looping as there is only one bridge in this setup, there occurs a BPDU ...

I am working on a thesis research project, and I am having some difficulty figuring out how to make one NIC spawn several "bridge" interfaces such that each KVM VM can be seen on the local network. I ...

I have installed opennebula and I have followed this tutorial.
Unfortunately I cannot ssh to the virtual machines that appear to be in a running state and already have an IP.
The problem might be that ...

I am looking at using a computer with a dual-NIC card (one with two NIC ports) as an in-line traffic shaper / URL filter / traffic analyzer, etc. (probably using pfSense), but I am concerned that if ...

I installed ubuntu on my laptop in vmware player 5.0.0 build-812388) under windows 7.
I do coding in ubuntu and would like to connect to ubuntu remotely with ssh. From My understanding, I need to use ...

I am using Debian wheezy with XEN 4.1. I have two network bridges xenbr0 and xenbr1.
xenbr0 is linked to the real-eth0-nic so the domU's can talk to the outside world, which worked fine.
xenbr1 was ...

i want to create a VLAN for 3 guest VMs. I already have it and every VM can ping each other, but the problem is that any guest CAN NOT have access to Internet
Network configuration in Host machine
# ...

I have a CentOS 6.3 server with 1 NIC (eth0) and an external IP (lets say 1.2.3.4). On this server I'm running a CentOS 5.6 KVM with the "default settings" (virbr0 on 192.168.122.x).
What I want to ...

I have a SMC7904WBRA-N ADSL modem/router that connects to the internet with a static IP given by the provider.
I've received a RV082 to create a VPN connection which is having problems to connect to ...

I have 2 wireless interfaces, one real (eth1) and one virtual (vt0), running on top of the same physical wireless adapter. Both have separate IP address spaces.
eth1 is connected to a laptop, and vt0 ...

We have a tap bridge between 2 local networks. It work great except that clients from the 'other' network can use dhcp server and most important can use wan gateway of the second network which is bad. ...

Since a few days, I'm trying to configure my KVM vm to have a public IP address, without any success.
First, I'm on OVH, and you need to know they don't allow networking from different mac addresses. ...

I am setting up a Debian Squeeze box as a KVM host. I want to add multiple interfaces to each KVM guest so I want them to be on different VLANs.
After reading about this, I believe the best method is ...

I require a virtual network with VLAN be build between two virtual hosts - which can be (lxc/ vbox -ubuntu or win xp).
I tried with lxc and vbox with Ubuntu and was finding difficult to make it work ...